B. The uppermost part of the mantle is made up of the tectonic plates.
Answer:
Controlled Command Economy
Explanation:
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Answer:
The earth is the common home of so many species of animals and plants that exists. It is the only living planets among the other all nine planet. The life does not exist in any other planet except in the earth.
Because many rivers run swiftly down int mountains.
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Answer:
Canal in Central America was important for the United States because they were the shortest route to reach the other side of America. The canal played a key for connecting the Atlantic and Pacific Oceans, provided a new route for military transport and international trade. The canal saved time and money by transporting cargo more quickly.
